package com.ikaros.controller12_6;

import com.ikaros.VO.ResultVO;
import com.ikaros.converter.OrderForm2OrderDTOConverter;
import com.ikaros.dto.OrderDTO;
import com.ikaros.enums.ResultEnums;
import com.ikaros.exception.SellException;
import com.ikaros.form.OrderForm;
import com.ikaros.service.BuyerService;
import com.ikaros.service.OrderService;
import com.ikaros.utils.ResultVOUtil;
import lombok.extern.slf4j.Slf4j;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.data.domain.Page;
import org.springframework.data.domain.PageRequest;
import org.springframework.util.CollectionUtils;
import org.springframework.util.StringUtils;
import org.springframework.validation.BindingResult;
import org.springframework.web.bind.annotation.*;

import javax.validation.Valid;
import java.util.HashMap;
import java.util.List;
import java.util.Map;

/**
 * Created by Ikaros on 2017/10/22.
 */
@RestController
@RequestMapping("buyer/order")
@Slf4j
public class BuyerOrderController {
    @Autowired
    private OrderService orderService;

    @Autowired
    private BuyerService buyerService;
    //创建订单
    @PostMapping("create")
    public ResultVO<Map<String,String>> create(@Valid OrderForm orderForm,
                                               BindingResult bindingResult){
        if (bindingResult.hasErrors()){
            log.error("【创建订单】参数不正确,orderForm={}",orderForm);
            throw new SellException(ResultEnums.PARAM_ERROR.getCode(),
                    bindingResult.getFieldError().getDefaultMessage());
        }
        OrderDTO orderDTO= OrderForm2OrderDTOConverter.converter(orderForm);
        //不确定购物车是不是空的
        if (CollectionUtils.isEmpty(orderDTO.getOrderDetailList())){
            log.error("【创建订单】购物车为空");
            throw new SellException(ResultEnums.CART_EMPTY);
        }
        OrderDTO createResult = orderService.create(orderDTO);
        Map<String,String> map=new HashMap<>();
        map.put("orderId",createResult.getOrderId());
        return ResultVOUtil.success(map);
    }
    //订单列表
    @GetMapping(value = "list")
    public ResultVO<List<OrderDTO>> list(@RequestParam("openid") String openid,
                                         @RequestParam(value = "page",defaultValue = "0") Integer page,
                                         @RequestParam(value = "size",defaultValue = "10") Integer size){
        if (StringUtils.isEmpty(openid)){
            log.error("【查询订单列表】opid为空");
            throw new SellException(ResultEnums.PARAM_ERROR);
        }
        PageRequest pageRequest=new PageRequest(page,size);
        Page<OrderDTO> orderDTOPage = orderService.findList(openid, pageRequest);
        return ResultVOUtil.success(orderDTOPage.getContent());
    }

    //订单详情
    @GetMapping(value = "detail")
    public ResultVO<OrderDTO> detail(@RequestParam("openid") String openid,
                                     @RequestParam("orderId") String orderId){
        OrderDTO orderDTO = buyerService.findOrderOne(orderId, openid);
        return ResultVOUtil.success(orderDTO);
    }

    //取消订单
    @PostMapping(value = "cancel")
    public ResultVO cancel(@RequestParam("openid") String openid,
                           @RequestParam("orderId") String orderId){
        buyerService.cancelOrder(orderId,openid);
        return ResultVOUtil.success();
        //8-3
    }
}
